Home / 15,169,691.27-20,934,174.00-8,294,173.34

Finding the Fourth Proportional to 15,169,691.27, 20,934,174.00 and 8,294,173.34

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Solution

The fourth proportional to 15,169,691.27, 20,934,174.00 and 8,294,173.34 is: 11,445,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169,691.27 : 20,934,174.00 = 8,294,173.34 : x
  2. Step 2: Convert to fraction form
    15,169,691.27/20,934,174.00 = 8,294,173.34/x
  3. Step 3: Cross multiply
    15,169,691.27x = 20,934,174.00 × 8,294,173.34
  4. Step 4: Simplify right side
    15,169,691.27x = 173,631,667,812,153.44
  5. Step 5: Solve for x
    x = 173,631,667,812,153.44/15,169,691.27
  6. Step 6: Final answer
    x = 11,445,959.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.